package com.yilin.commons.util;

import com.itextpdf.text.log.Logger;
import com.itextpdf.text.log.LoggerFactory;
import com.yilin.commons.encrypt.EncryptUtils;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.NameValuePair;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.BasicResponseHandler;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;

import java.io.IOException;
import java.net.URI;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;

public class HttpService {

	 Logger logger = LoggerFactory.getLogger(HttpService.class);

	/**
	 * 通用http请求 JSON
	 * 省运管走这里
	 * */
	public static String httpPostWithJson(String url, String json,Map<String,String> header) {
		String result = "";
		HttpPost httpPost = new HttpPost(url);
		CloseableHttpClient httpClient = HttpClients.createDefault();
		try {
			StringEntity entity = new StringEntity(json, "utf-8");//解决中文乱码问题
			entity.setContentEncoding("UTF-8");
			entity.setContentType("application/json");
			httpPost.setEntity(entity);
			if (header != null) header.forEach(httpPost::addHeader);
			HttpResponse response = httpClient.execute(httpPost);
			if(response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
				HttpEntity httpEntity = response.getEntity();
				if(httpEntity != null) {
					result = EntityUtils.toString(httpEntity, "UTF-8");// 返回json格式
				}
			}
			return result;
		} catch (Exception e) {
			e.printStackTrace();
		} finally {
			try {
				httpClient.close();
			} catch (Exception e) {
				e.printStackTrace();
			}
		}
		return result;
	}

	/**
	 * 通用http请求 JSON
	 * */
	public static String httpPostWithJson(String url, String json) throws IOException {
		String result = "";
		HttpPost httpPost = new HttpPost(url);
		CloseableHttpClient httpClient = HttpClients.createDefault();
		try {
			BasicResponseHandler handler = new BasicResponseHandler();
			StringEntity entity = new StringEntity(json, "utf-8");//解决中文乱码问题
			entity.setContentEncoding("UTF-8");
			entity.setContentType("application/json");
			httpPost.setEntity(entity);
			result = httpClient.execute(httpPost, handler);
			return result;
		} catch (Exception e) {
			e.printStackTrace();
		} finally {
			try {
				httpClient.close();
			} catch (Exception e) {
				e.printStackTrace();
			}
		}
		return result;
	}

	/**
	 * 通用http请求
	 * */
	public static String pubPost(String reqData, String reqUrl, String encoding) {
		String data="";
		HttpClient hc = new HttpClient(reqUrl, 30000, 30000);
		try {
			int status = hc.send(reqData, encoding);
			if (200 == status) {
				String resultString = hc.getResult();
				if (null != resultString && !"".equals(resultString)) {
					data = resultString;
				}
			} else {
//				LogUtil.writeLog("返回http状态码[" + status + "]，请检查请求报文或者请求地址是否正确");
			}
		} catch (Exception e) {
//			LogUtil.writeErrorLog(e.getMessage(), e);
		}
		return data;
	}

	public static String doGet(String url, Map<String, Object> param) {
		return doGet( url,  param, null);
	}
	public static String doGet(String url, Map<String, Object> param,Map<String,String> header) {
		CloseableHttpClient httpclient = HttpClients.createDefault();
		String resultString = "";
		CloseableHttpResponse response = null;
		try {
			URIBuilder builder = new URIBuilder(url);
			if (param != null) {
				for (String key : param.keySet()) {
					builder.addParameter(key, param.get(key).toString());
				}
			}
			URI uri = builder.build();
			HttpGet httpGet = new HttpGet(uri);
			if (header != null) header.forEach(httpGet::addHeader);
			response = httpclient.execute(httpGet);
			if (response.getStatusLine().getStatusCode() == 200) {
				resultString = EntityUtils.toString(response.getEntity(), "UTF-8");
			}
		} catch (Exception e) {
			e.printStackTrace();
		} finally {
			try {
				if (response != null) {
					response.close();
				}
				httpclient.close();
			} catch (IOException e) {
				e.printStackTrace();
			}
		}
		return resultString;
	}

	public static String doPost(String url, Map<String, String> param) {
		// 创建Httpclient对象
		CloseableHttpClient httpClient = HttpClients.createDefault();
		CloseableHttpResponse response = null;
		String resultString = "";
		try {
			// 创建Http Post请求
			HttpPost httpPost = new HttpPost(url);
			httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded; charset=utf-8");
			// 创建参数列表
			if (param != null) {
				List<NameValuePair> paramList = new ArrayList<>();
				for (String key : param.keySet()) {
					paramList.add(new BasicNameValuePair(key, param.get(key)));
				}
				// 模拟表单
				UrlEncodedFormEntity entity = new UrlEncodedFormEntity(paramList, "UTF-8");
				httpPost.setEntity(entity);
			}
			// 执行http请求
			response = httpClient.execute(httpPost);
			System.out.println(response.getStatusLine());
			resultString = EntityUtils.toString(response.getEntity(), "utf-8");
			System.out.println(resultString);
		} catch (Exception e) {
			e.printStackTrace();
		} finally {
			try {
				response.close();
			} catch (IOException e) {
				e.printStackTrace();
			}
		}
		return resultString;
	}

}
